There’s comfort in quiet. You can feel it the minute you put them on. The soft, plush cushions seal you in. You press the button and whoosh — the world fades, the music starts, and it’s love at first listen. 

• Manufacture Discontinued – No Longer Available
• Proprietary active noise cancelling technology to control how much outside world you hear
• Made with custom cast metal pivot points, impact-resistant headband, and plush synthetic leather
• Proprietary TriPort acoustic headphone structure utilizes external ports to vent earcups and effectively enlarge the acoustic volume, without increasing the size of the earcup
• Better audio and active noise reduction from a smaller, lighter, more comfortable headphone
• Lithium-ion rechargeable battery
• Up to 22 hours of audio playback (with Noise Cancelling on)
• Continue to listen to your source even if the battery power is depleted
• Note – without power, the headphones operate in a passive mode and neither active noise cancellation nor Active EQ is able to function
• Charge time 2.5 hours
• Bluetooth V5.1
• Up to 33 feet range
• Multi-point technology allows Bluetooth connection to two devices at the same time
• Multi-function button  for play/pause, answers/ends calls, access to virtual assistant, volume +/- buttons, Quiet/Aware Mode button
• Active noise cancelling relies on a sophisticated proprietary electronics approach, using microphones both inside and outside the earcups to monitor the sounds around you and instantly produces an opposite signal to cancel the noise
• Passive noise reduction is achieved by the combination of earcup fit, design, and clamping force of the headband
• Aware Mode – turn on the external microphones and feed ambient sounds into the headphones, enabling awareness of the sounds in the environment, such as cars and emergency vehicles, while still enjoying audio content
• Adaptive microphone system allows you to use during calls when connected to any smartphone
• Works with many apps that use Voice over Internet Protocol (VoIP), such as Skype or FaceTime
• High-fidelity audio
• Audio EQ adjusts automatically for bass, midrange, and treble of whatever you’re listening to
• Choose Equalizer in the settings of the Bose Music app to change the audio levels
• In the Box: QuietComfort 45 Headphones,  Carry case, 12″ USB-C charging cable, 3.5 mm to 2.5 mm audio cable
• 2 year manufacture warranty